ul li{
    list-style: none;
}
ul{
    padding: 0;
    margin: 0;
}
body{
	font-family: "微软雅黑","苹方黑体";
}
.w{
    background: #ffffff;
    font-size: 16px;
    
}
.art {
    display: none;
    min-height: 550px;
    margin: 80px 0 60px;
}
.main, .side{
    margin-top: 100px;
    margin-bottom: 50px;
    /*margin-left: 5%;*/
}
.main>div{
	padding-bottom:30px;
}
.main h3{
    padding: 0;
    margin: 0;
    height: 55px;
    border-bottom: 1px solid rgb(232,232,232);
}
.require{
    overflow: hidden;
    padding: 30px 0 10px;
    border-bottom: 1px solid rgb(232,232,232);
}
.require li{
    float: left;
    width: 310px;
    margin-bottom: 20px;
}
.task{
    clear: both;
    padding: 30px 0 10px;
    border-bottom: 1px solid rgb(232,232,232);
}
.tit{
    font-size: 22px;
    display: block;
    margin-bottom: 20px;
}
.main .tit{
	padding-top:0;
	color:#333;
}
.task li,.skill li{
    margin-bottom: 20px;
}
.skill{
    clear: both;
    padding: 30px 0 0;
}
.side{
    text-align: center;
    border: 1px solid rgb(232,232,232);
    border-bottom: none;
    padding: 0;
    margin-left: 6%;
}
.side li{
    height: 66px;
    line-height: 66px;
    border-right: 2px solid #ffffff;
    border-bottom: 1px solid rgb(232,232,232);
    position: relative;
}
.side li.active{
    border-right: 2px solid #0ea8e8;
}
.side li.active .triangle{
    display: block;
}
.side li.active .triangle2{
    display: block;
}
.side li:hover{
    border-right: 2px solid #0ea8e8;
}
